/**
* get the layout for comments
*
* This function adapts the layout of comments to the internal state of the overlay.
*
* @see articles/view_as_chat.php
*/
function get_comments_layout_value($default_value)
{
global $context;
switch ($this->attributes['status']) {
case 'created':
case 'open':
case 'lobby':
return 'yabb';
case 'started':
// no specific rule for enrolment
if (!isset($this->attributes['enrolment'])) {
return 'chat';
}
// chat is opened to any visitor --confirm participation of surfer
if ($this->attributes['enrolment'] == 'none') {
if (!$this->has_joined()) {
$this->join_meeting();
}
return 'chat';
}
// surfer has not applied
if (!($enrolment = enrolments::get_record($this->anchor->get_reference()))) {
return 'excluded';
}
// registration has not been approved
if (!isset($enrolment['approved']) || $enrolment['approved'] != 'Y') {
return 'excluded';
}
// surfer is allowed to participate to restricted chat
if (!$this->has_joined()) {
$this->join_meeting();
}
return 'chat';
case 'stopped':
return 'excerpt';
default:
return $default_value;
}
}
/**
* remember that surfer is enrolled in a meeting
*
* @param string reference of the target page
*/
public static function confirm($reference)
{
global $context;
// sanity check
if (!$reference) {
return;
}
// ensure that the joiner has been enrolled...
if (!($item = enrolments::get_record($reference))) {
if (Surfer::get_id()) {
// fields to save
$query = array();
$query[] = "anchor = '" . $reference . "'";
$query[] = "approved = 'Y'";
$query[] = "edit_date = '" . SQL::escape(gmstrftime('%Y-%m-%d %H:%M:%S')) . "'";
$query[] = "user_id = " . SQL::escape(Surfer::get_id());
$query[] = "user_email = '" . SQL::escape(Surfer::get_email_address()) . "'";
// insert a new record
$query = "INSERT INTO " . SQL::table_name('enrolments') . " SET " . implode(', ', $query);
SQL::query($query);
}
// each joiner takes one seat
} else {
$query = "UPDATE " . SQL::table_name('enrolments') . " SET approved = 'Y' WHERE id = " . SQL::escape($item['id']);
SQL::query($query);
}
}
/**
* manage potential transition to state 'stopped'
*
* This function updates $this->feed_back to report to the end-user
*/
function transition_to_stopped()
{
global $context;
// no enrolment at all
if (!$this->with_enrolment()) {
return;
}
// no enrolment
if (isset($this->attributes['enrolment']) && $this->attributes['enrolment'] == 'none') {
$this->feed_back['status'][] = i18n::s('Any page visitor can participate');
}
// manual enrolment
if (isset($this->attributes['enrolment']) && $this->attributes['enrolment'] == 'manual') {
$this->feed_back['status'][] = i18n::s('Registration is managed by page owner');
}
// spread the word
if (isset($this->anchor) && $this->anchor->is_owned()) {
$label = i18n::s('Invite participants');
$this->feed_back['menu'][] = Skin::build_link($this->anchor->get_url('invite'), $label, 'span');
}
// manage enrolment
if (isset($this->anchor) && $this->anchor->is_owned()) {
$label = i18n::s('Manage enrolment');
if ($count = enrolments::count_enrolled($this->anchor->get_reference())) {
$label .= ' (' . $count . ')';
}
$this->feed_back['menu'][] = Skin::build_link($this->get_url('enroll'), $label, 'span');
}
// surfer has applied
if ($enrolment = enrolments::get_record($this->anchor->get_reference())) {
// registration has been approved
if (isset($enrolment['approved']) && $enrolment['approved'] == 'Y') {
$this->feed_back['status'][] = i18n::s('You have been enrolled');
} elseif ($this->attributes['status'] != 'started') {
$this->feed_back['status'][] = i18n::s('You have asked for an invitation');
} else {
$this->feed_back['status'][] = '<img alt="*" src="' . $context['url_to_home'] . $context['url_to_root'] . 'skins/_reference/ajax/ajax_spinner.gif" style="vertical-align:-3px" /> ' . i18n::s('You have asked for an invitation');
Page::insert_script('function reload_until_enrolment() {' . "\n" . ' window.location.reload(true);' . "\n" . '}' . "\n" . 'window.setInterval("reload_until_enrolment()",20000);' . "\n");
}
// surfer should express his participation
} elseif (isset($this->attributes['enrolment']) && $this->attributes['enrolment'] == 'none') {
// until meeting has started
if (Surfer::get_id() && in_array($this->attributes['status'], array('created', 'open', 'lobby'))) {
$this->feed_back['menu'][] = Skin::build_link($this->get_url('apply'), i18n::s('Confirm my participation'), 'button');
}
// surfer should ask for an invitation
} elseif (isset($this->attributes['enrolment']) && $this->attributes['enrolment'] == 'validate') {
// until meeting has stopped
if (Surfer::get_id() && in_array($this->attributes['status'], array('open', 'lobby', 'started'))) {
$this->feed_back['menu'][] = Skin::build_link($this->get_url('apply'), i18n::s('Ask for an invitation'), 'button');
}
}
// display event status to page owner, if any
if (isset($this->anchor) && $this->anchor->is_owned()) {
if (is_callable(array($this, 'get_event_status')) && ($status = $this->get_event_status())) {
$this->feed_back['status'][] = $status;
}
}
// start is mandatory before stop
if ($this->attributes['status'] == 'started') {
// meeting has been stopped externally
if (!$this->is_running()) {
// move to the 'stopped' status and refresh the page
$fields = array('status' => 'stopped');
if ($this->set_values($fields)) {
$this->feed_back['reload_this_page'] = TRUE;
}
// automatic stop
} elseif ($this->minutes_since_stop > 0 && $this->with_automatic_stop()) {
// move to the 'stopped' status and refresh the page
$fields = array('status' => 'stopped');
if ($this->set_values($fields)) {
$this->feed_back['reload_this_page'] = TRUE;
}
// event owner
} elseif (isset($this->anchor) && $this->anchor->is_owned()) {
// join the meeting
if ($this->with_join_button()) {
$this->feed_back['commands'][] = Skin::build_link($this->get_url('join'), i18n::s('Join the meeting'), $this->with_new_window() ? 'tee' : 'button', i18n::s('Meeting has started!'));
}
// display the button to stop the meeting
if ($this->with_stop_button()) {
$this->feed_back['commands'][] = Skin::build_link($this->get_url('stop'), i18n::s('Stop the meeting'), $this->with_join_button() ? 'span' : 'button');
}
// enrolment is not required
} elseif (isset($this->attributes['enrolment']) && $this->attributes['enrolment'] == 'none') {
// join the meeting
if ($this->with_join_button()) {
$this->feed_back['commands'][] = Skin::build_link($this->get_url('join'), i18n::s('Join the meeting'), $this->with_new_window() ? 'tee' : 'button', i18n::s('Meeting has started!'));
}
// surfer has been fully enrolled
} elseif (($enrolment = enrolments::get_record($this->anchor->get_reference())) && $enrolment['approved'] == 'Y') {
// join the meeting
if ($this->with_join_button()) {
$this->feed_back['commands'][] = Skin::build_link($this->get_url('join'), i18n::s('Join the meeting'), $this->with_new_window() ? 'tee' : 'button', i18n::s('Meeting has started!'));
}
}
}
}